Description
MOVEMENT
Mechanical automatic chronograph movement with technical modifications to U-BOAT specifications. Frequency 28,800 vibrations/hour, 4 Hz. Power reserve 62 hours. 25 jewels. Skeletonized rotor. SW 500 Sellita.
FUNCTIONS
Hours, minutes, seconds, chronograph function, date, 24-hour indicator, crown cover.
CASE
Titanium. Matt tungsten bezel. Crown extraction lever at 8:30. 45 mm diameter.
CASE BACK
Titanium. Closed with 7 screws. U-shaped opening with sapphire crystal movement view.
DIAL
Three-level grey metal with upper with “waffle” pattern. Indexes in low relief and numbers in high relief treated with grey superluminova. Metal hands painted with gray superluminova treatment. 24-hour hand in red.
CRYSTAL
Sapphire with anti-reflective treatment.
WATER RESISTANCE
100 mt, 10 ATM.
STRAP
In Alcantara rubber with leather lining. Handcrafted in Tuscany by skilled artisans, with a meticulous selection of leathers and materials and entirely Italian workmanship. Stitched with waxed cotton. Width: 22/20 mm. Strap: ref. 3993/22/20/Z. Titanium tongue buckle. Buckle: ref. 5459/screw 20 mm.